E.T.C. was founded in 1978 with the aim of providing subcontracting solutions for installers involved in the execution and implementation of their projects. From 1978 to 2000, the company worked as a subcontractor for several major companies, including E.S.T., COGETEL, A.I.T., TEPRINA, SERIT, BOSCH TELECOM, and TENOVIS. Over the years, E.T.C. has built a solid reputation by supporting these companies in the installation and deployment of telecommunication systems, offering expertise and quality service in the field of telecommunication infrastructure.